Automated telephone number identification for automatic intercep

Details Automated telephone number identification for automatic intercep Automated telephone number identification for automatic intercep

1990-05-30

1992-06-02

Dwyer, James L.

Telephonic communications

Special services

Call diversion

379246, H04M 352

Patent

active

051194163

ABSTRACT:
An automatic telephone number identifier and method are provided wherein the seven digits of a telephone number developed in response to reentry of the number by a caller are validated by comparing the first three digits of the number to the NNX codes of the terminating central office of the trunk group carrying the call.

REFERENCES:
patent: 3571517 (1971-03-01), Amos, Jr.
patent: 4791666 (1988-12-01), Cobb et al.
"Automation Potential of Operator Number (ONI) Intercept Services", Lewis, Speech Technology, Mar./Apr. 1988.
"Automatic Intercept System Organization and Objectives," Byrne, et al, Bell System Technical Journal, vol. 53, No. 1, Jan. 1974.

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